Home / 935,810.40-1,403,715.60-896,444.40

Finding the Fourth Proportional to 935,810.40, 1,403,715.60 and 896,444.40

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Solution

The fourth proportional to 935,810.40, 1,403,715.60 and 896,444.40 is: 1,344,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,810.40 : 1,403,715.60 = 896,444.40 : x
  2. Step 2: Convert to fraction form
    935,810.40/1,403,715.60 = 896,444.40/x
  3. Step 3: Cross multiply
    935,810.40x = 1,403,715.60 × 896,444.40
  4. Step 4: Simplify right side
    935,810.40x = 1,258,352,988,812.64
  5. Step 5: Solve for x
    x = 1,258,352,988,812.64/935,810.40
  6. Step 6: Final answer
    x = 1,344,666.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.